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Q: How many variables should be studied in an ideal scientific experiment?
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Related questions

How many variables should change in a scientific experiment?

It depends what kind of experiment you do. For some you just need one. For others you may change two variables. In most cases you only change one


What is the best number of variables for a scientific investigation?

In an experiment containing a number of possible variables only one of these should be altered in each individual experiment. Otherwise it is not possible to determine which variable is responsible for a particular change.


How many variables should have an experiment?

A experiment should only have one variable.


What are the variables in a scientific experiment?

There are 3 different variable. The independent variable is what you will be changing in the experiment and there should only be one. The dependent variable is what you will be measuring or observing. The controlled variable is what you will be keeping the same and there can be more than one. There is no limit on how many controlled variables you can have.


What should be done when designing a controlled experiment scientific investigation?

1.) List the needed materials. 2.) Plan the variables. 3.) List the procedures.


How can you eliminate confounding variables in your experiment?

To eliminate confounding variables, or variables that were not controlled and damaged the validity of the experiment by affecting the dependent and independent variable, the experimenter should plan ahead. They should run many checks before actually running an experiment.


How many variables should you have to change in an experiment?

2


How many variables should each experiment have?

one


How many variables should you change at a time in an experiment?

8


Should you wash your hands before you do an experiment?

Yes, you should always be sterile before performing any experiment as to not add any variables.


What factor is kept the same in a scientific experiment?

All variables except for the independent and dependent variables should be kept the same. The other two will be changed by a fixed amount and by an unknown amount to be discovered during the experiment, respectively.


Which step of the scientific method should be done throughout an experiment?

The scientific method that should be done throughout an experiment is to state the problem.